In any hearing, decision, or administrative review conducted
pursuant to this part, all evidentiary matters shall be governed by
Office of Administrative Law Judges' Rules of evidence at 29 CFR part
18, subpart B, Provided
however, That the provision at 29 CFR 18.1104 which delays the effective
date of the rule with respect to certain investigations does not apply.
[55 FR 19069, May 8, 1990]